Seiko Cal. 3840 - 280

This Automatic model from 1985 features a 34mm Two-Tone case. It features a Silver dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-d49c503328a4]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1985

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